v2.4.0.6
GOODWILL AND OTHER INTANGIBLE ASSETS (Details) (USD $)
In Millions, unless otherwise specified
12 Months Ended 1 Months Ended
Dec. 31, 2012
segment
Feb. 29, 2012
Exterior Portfolio
Feb. 28, 2011
Exterior Portfolio
Feb. 28, 2011
Exterior Portfolio
Trade names
Dec. 31, 2012
Exterior Portfolio
Customer relationships
Dec. 31, 2011
Exterior Portfolio
Customer relationships
Feb. 28, 2011
Exterior Portfolio
Customer relationships
Dec. 31, 2012
Exterior Portfolio
Technology
Dec. 31, 2011
Exterior Portfolio
Technology
Feb. 28, 2011
Exterior Portfolio
Technology
GOODWILL AND OTHER INTANGIBLE ASSETS                    
Number of segments that contain reporting units with goodwill and intangible assets 2                  
Preliminary allocation of the net purchase price to goodwill and other intangible assets                    
Finite-lived intangible assets         $ 25.5 $ 25.5 $ 25.5 $ 5.5 $ 5.5 $ 5.5
Indefinite lived intangible assets       4.5            
Goodwill     7.5              
Increase in goodwill resulting from certain measurement period adjustments   $ 1.1